| Acronym | Meaning |
 | MDM | Manipulator Deployment Mechanism |
 | RTU | Renote Terminal Unit |
 | COBE | Cosmic Background Explorer |
 | NTP | Normal Temperature And Pressure |
 | RFEI | Request For Engineering Information |
 | ORCHIS | System |
 | GETIL | Ground Elapsed Time Of Landing (for TIG Of |
 | DET | Detent |
 | EMG | Electromyograph(gram) |
 | SCN | Specification Change Notice |